<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>注册</title>
    <link rel="stylesheet" href="./bootstrap/bootstrap.min.css" />
    <link rel="stylesheet" href="./bootstrap/bootstrap-icons.css" />
    <link rel="stylesheet" href="./css/common.css" />
    <link rel="stylesheet" href="./css/login.css" />
  </head>
  <body class="application application-offset">
    <div class="container-fluid container-application">
      <div class="main-content position-relative">
        <!-- Page content -->
        <div class="page-content">
          <div class="min-vh-100 py-5 d-flex align-items-center">
            <div class="w-100">
              <div class="row justify-content-center">
                <div class="col-sm-8 col-lg-4">
                  <div class="card shadow zindex-100 mb-0">
                    <div class="card-body px-md-5 py-5">
                      <div class="mb-5">
                        <h6 class="h3">传智教育-注册</h6>
                      </div>
                      <span class="clearfix"></span>
                      <form role="form" autocomplete="off">
                        <div class="form-group">
                          <label class="form-control-label">账号</label>
                          <div class="input-group input-group-merge">
                            <div class="input-group-prepend">
                              <span class="input-group-text"><i class="bi bi-person"></i></span>
                            </div>
                            <input name="username" type="text" class="form-control" id="input-email" placeholder="请输入账号" />
                          </div>
                        </div>
                        <div class="form-group mb-4">
                          <div class="d-flex align-items-center justify-content-between">
                            <div>
                              <label class="form-control-label">密码</label>
                            </div>
                            <div class="mb-2">
                              <a href="javascript:;" class="small text-muted text-underline--dashed border-primary">忘记密码</a>
                            </div>
                          </div>
                          <div class="input-group input-group-merge">
                            <div class="input-group-prepend">
                              <span class="input-group-text"><i class="bi bi-key"></i></span>
                            </div>
                            <input name="password" type="password" class="form-control" id="input-password" placeholder="请输入密码" />
                            <div class="input-group-append">
                              <span class="input-group-text">
                                <a href="javascript:;" data-toggle="password-text" data-target="#input-password">
                                  <i class="bi bi-eye-fill text-blue"></i>
                                </a>
                              </span>
                            </div>
                          </div>
                        </div>
                        <div class="mt-4">
                          <button id="btn-register" type="button" class="btn btn-sm btn-info btn-icon btn-blue rounded-pill">
                            <span class="btn-inner--text">注册</span>
                            <span class="btn-inner--icon"><i class="bi bi-arrow-right"></i></span>
                          </button>
                        </div>
                      </form>
                    </div>
                    <div class="card-footer px-md-5">
                      <small>已经注册？</small> <a href="./login.html" class="small font-weight-bold text-blue">去登录吧</a>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
    <!-- toast -->
    <div class="position-fixed top-0 start-50 pt-4" style="z-index: 999; transform: translateX(-50%)">
      <div id="myToast" class="toast bg-rgba">
        <div class="toast-body">提示消息1</div>
      </div>
    </div>
    <script src="./bootstrap/bootstrap.min.js"></script>
    <script src="./lib/form-serialize.js"></script>
    <script src="./lib/axios.js"></script>
    <script src="./js/common.js"></script>
    <script>
      // 注册功能
      // 1. 找对象 - button
      // 2. 给button注册点击事件
      // 3. 收集数据 - form-serialize插件
      // 4. 查看接口文档 - 发送请求
      // 5. ....
      const btnRegister = document.querySelector('#btn-register')
      const form = document.querySelector('form')
      btnRegister.addEventListener('click',async function() {
        // 收集数据
        const data = serialize(form, { hash: true })
        // 非空判断- 针对于用户名和密码
        // data.username  判断用户名存在
        // !data.username 判断用户名不存在
        // (1) !data.username              判断用户名是否存在 - 不能判断出都是空格的情况  "      "
        // (2) data.username.trim() === '' 判断去除首尾空格的情况
        if (!data.username || data.username.trim() === '') return tip('用户名不能为空~')  
        if (!data.password || data.password.trim() === '') return tip('密码不能为空~')
        if (data.password.length < 6) return tip('密码长度不能小于6位~')  
        console.log(data);
        try {
          await axios.post('/register', data)
          tip('注册成功')
          // 跳转到登录页
          location.href = './login.html'
        } catch (error) {
          // error 其实是一个Error的实例对象 - 显示的方式是字符串
          // 此项目 - error status === 409 --->用户名已存在
          // 比如除了409, 此接口还有其他的错误状态码的体现 ----> 一律当成是服务器异常
          // console.dir(error)
          if (error.response.status === 409) {
            // tip('用户名已存在')
           return tip(error.response.data.message)
          }
          tip('服务器异常, 请稍后再试')   
        }

      })
    </script>
  </body>
</html>
